ebi.h

/*NB_REVISION*/
 
/*NB_COPYRIGHT*/

 
#ifndef  __EBI_H
#define  __EBI_H
 
#include <predef.h>
#include <stdint.h>
 

// start of groupEBI
 
 

void ConfigureEBI_CSPin(int csNum);

void ConfigureEBI_NWRPin();

void ConfigureEBI_NRDPin();
 

enum EBI_CS_BusWidth_t {
    EBI_BUS_WIDTH_8     = 0,    
    EBI_BUS_WIDTH_16    = 1,    
};

enum EBI_CS_ByteAccess_t {
    EBI_BYTE_ACCESS_SELECT = 0, 
    EBI_BYTE_ACCESS_WRITE  = 1, 
};

enum EBI_CS_NWait_t {
    EBI_NWAIT_DISABLED      = 0,    
    EBI_NWAIT_FROZEN        = 2,    
    EBI_NWAIT_READY         = 3,    
};

enum EBI_CS_WrMode_t {
    EBI_WRITE_MODE_NCS  = 0,    
    EBI_WRITE_MODE_NWE  = 1,    
};

enum EBI_CS_RdMode_t {
    EBI_READ_MODE_NCS   = 0,    
    EBI_READ_MODE_NRD   = 1,    
};
 

struct EBI_CS_cfg_t {
    uint8_t ncs_rd_setup;
    uint8_t nrd_setup;
    uint8_t ncs_wr_setup;
    uint8_t nwe_setup;
    uint8_t ncs_rd_pulse;
    uint8_t nrd_pulse;
    uint8_t ncs_wr_pulse;
    uint8_t nwe_pulse;
    uint16_t nrd_cycles;
    uint16_t nwe_cycles;
    uint8_t tdf_cycles;
    EBI_CS_BusWidth_t   busWidth;
    EBI_CS_ByteAccess_t byteAccess;
    EBI_CS_NWait_t      nWait;
    EBI_CS_WrMode_t     wrMode;
    EBI_CS_RdMode_t     rdMode;
};
 

void ConfigureEBI_CS(uint32_t csNum, const EBI_CS_cfg_t &&cfg);

void ConfigureEBI_CS(uint32_t csNum, const EBI_CS_cfg_t &cfg);
 
  // groupEBI
 
#endif   /* ----- #ifndef __EBI_H  ----- */